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use std::cmp::{Eq, Ordering};
use std::hash::{Hash, Hasher};
use result::*;
use traits::is_nd::*;
use traits::is_3d::*;
use traits::is_buildable_nd::*;
use traits::is_buildable_3d::*;
use traits::is_editable_nd::*;
use traits::is_editable_3d::*;
use traits::has_bounding_box_3d::*;
use traits::is_filter_3d::*;
use point_3d::*;
use functions::{sqr_dist_3d};
use positive::*;
#[derive (PartialEq, PartialOrd)]
pub struct FilterBox3D {
center: Point3D,
size_x: f64,
size_y: f64,
size_z: f64
}
impl Eq for FilterBox3D {}
impl Ord for FilterBox3D {
fn cmp(&self, other: &Self) -> Ordering {
let origin = *Point3D::new();
match sqr_dist_3d(&origin, &self.center).partial_cmp(&sqr_dist_3d(&origin, &other.center)) {
Some(x) => x,
None => match self.size_x.partial_cmp(&other.size_x) {
Some(x) => x,
None => match self.size_y.partial_cmp(&other.size_y) {
Some(x) => x,
None => self.size_z.partial_cmp(&other.size_z).unwrap_or(Ordering::Equal)
}
}
}
}
}
impl Hash for FilterBox3D {
fn hash<H: Hasher>(&self, state: &mut H) {
self.center.hash(state);
(self.size_x as u64).hash(state);
(self.size_y as u64).hash(state);
(self.size_z as u64).hash(state);
}
}
impl Clone for FilterBox3D {
fn clone(&self) -> FilterBox3D {
FilterBox3D { center: self.center.clone(), size_x: self.size_x, size_y: self.size_y, size_z: self.size_z }
}
}
impl FilterBox3D {
pub fn new() -> Self {
FilterBox3D {center: *Point3D::new(), size_x: 1.0, size_y: 1.0, size_z: 1.0}
}
pub fn build(center: Point3D, p_size_x: Positive, p_size_y: Positive, p_size_z: Positive) -> Self {
FilterBox3D {center: center, size_x: p_size_x.get(), size_y: p_size_y.get(), size_z: p_size_z.get()}
}
pub fn from_bb(hbb: &HasBoundingBox3D) -> Option<Self> {
match (hbb.center_bb(), hbb.size_x(), hbb.size_y(), hbb.size_z()) {
(Ok(center), Ok(sx), Ok(sy), Ok(sz)) => if sx > 0.0 && sy > 0.0 && sz > 0.0 {
Some(Self::build(center, Positive::new(sx).unwrap(), Positive::new(sy).unwrap(), Positive::new(sz).unwrap()))
} else {
None
},
_ => None,
}
}
}
impl IsND for FilterBox3D {
fn n_dimensions() -> usize {
3
}
fn get_position(&self, dimension: usize) -> Result<f64> {
match dimension {
0 => Ok(self.center.x()),
1 => Ok(self.center.y()),
2 => Ok(self.center.z()),
_ => Err(ErrorKind::IncorrectDimension)
}
}
}
impl Is3D for FilterBox3D {
fn x(&self) -> f64 {
self.center.x()
}
fn y(&self) -> f64 {
self.center.y()
}
fn z(&self) -> f64 {
self.center.z()
}
}
impl IsBuildableND for FilterBox3D {
fn new() -> Box<Self> {
Box::new(FilterBox3D::new())
}
fn build_nd(coords: &Vec<f64>) -> Result<Box<Self>> {
if coords.len() != 3 {
return Err(ErrorKind::DimensionsDontMatch);
}
Ok(Box::new(FilterBox3D::build(*Point3D::build(coords[0], coords[1], coords[2]), Positive::new(1.0).unwrap(), Positive::new(1.0).unwrap(), Positive::new(1.0).unwrap())))
}
fn from_nd<P>(&mut self, other: P) -> Result<()> where
P: IsBuildableND {
if P::n_dimensions() != 3 {
return Err(ErrorKind::DimensionsDontMatch);
}
self.center.set_x(try!(other.get_position(0)));
self.center.set_y(try!(other.get_position(1)));
self.center.set_z(try!(other.get_position(2)));
Ok(())
}
}
impl IsBuildable3D for FilterBox3D {
fn build(x: f64, y: f64, z: f64) -> Box<Self> {
Box::new(FilterBox3D::build(*Point3D::build(x, y, z), Positive::new(1.0).unwrap(), Positive::new(1.0).unwrap(), Positive::new(1.0).unwrap()))
}
fn from<P>(&mut self, other: P) where P: IsBuildable3D {
self.center.from(other)
}
}
impl IsEditableND for FilterBox3D {
fn set_position(&mut self, dimension: usize, val: f64) -> Result<()> {
match dimension {
0 => self.center.set_x(val),
1 => self.center.set_y(val),
2 => self.center.set_z(val),
_ => return Err(ErrorKind::DimensionsDontMatch),
}
Ok(())
}
}
impl IsEditable3D for FilterBox3D {
fn set_x(&mut self, val: f64) {
self.center.set_x(val);
}
fn set_y(&mut self, val: f64) {
self.center.set_y(val);
}
fn set_z(&mut self, val: f64) {
self.center.set_z(val);
}
}
impl HasBoundingBox3D for FilterBox3D {
fn bounding_box(&self) -> Result<(Point3D, Point3D)> {
let p_min = *Point3D::build(self.center.x() - self.size_x / 2.0, self.center.y() - self.size_y / 2.0, self.center.z() - self.size_z / 2.0);
let p_max = *Point3D::build(self.center.x() + self.size_x / 2.0, self.center.y() + self.size_y / 2.0, self.center.z() + self.size_z / 2.0);
return Ok((p_min, p_max));
}
}
impl IsFilter3D for FilterBox3D {
fn is_allowed(&self, p: &Is3D) -> bool {
p.x() >= self.center.x() - self.size_x / 2.0
&& p.x() <= self.center.x() + self.size_x / 2.0
&& p.y() >= self.center.y() - self.size_y / 2.0
&& p.y() <= self.center.y() + self.size_y / 2.0
&& p.z() >= self.center.z() - self.size_z / 2.0
&& p.z() <= self.center.z() + self.size_z / 2.0
}
}